A TOP doctor at a luxury spa chain used by celebs has been struck off over an affair with a patient.Dr Simon Berrisford, 57, was in charge of anti-ageing treatments at Champneys, whose clients include Brad Pitt, Naomi Campbell, Victoria Beckham and Kate Moss.... 2 Champneys' Tring resort, where clients include Brad Pitt, Naomi Campbell, Victoria Beckham and Kate Moss Credit: Andrew Styczynski 2 Dr Simon Berrisford has been struck off over an affair with a patient Credit: Cavendish Berrisford ob